view shaders/default.v.glsl @ 822:ac65086c031e

Pretty decent optimization of vdp_h40 and vdp_h32. Gets reasonably close to the speed of 0.2.0 in the worst case and is faster than 0.2.0 in others
author Michael Pavone <pavone@retrodev.com>
date Mon, 03 Aug 2015 20:06:56 -0700
parents b7b7a1cab44a
children b1147418254a
line wrap: on
line source

#version 110

attribute vec2 pos;
varying vec2 texcoord;
uniform float width;

void main()
{
	gl_Position = vec4(pos, 0.0, 1.0);
	texcoord = sign(pos) * vec2(width/1024.0, 240.0/-512.0) + vec2(width/1024.0, 240.0/512.0);
}